<template>
  <div class="progress-circle">
    <svg :width="radius" :height="radius" viewBox="0 0 100 100" version="1.1" xmlns="http://www.w3.org/2000/svg">
      <circle class="progress-background" r="50" cx="50" cy="50" fill="transparent"></circle>
      <circle class="progress-bar" r="50" cx="50" cy="50" fill="transparent"
      :stroke-dasharray="dashArray" :stroke-dashoffset="dashOffset"></circle>
    </svg>
    <slot></slot>
  </div>
</template>

<script>
export default {
  name: 'progress-circle',
  props: {
    radius: {
      type: Number,
      default: 100
    },
    percent: {
      type: Number,
      default: 0
    }
  },
  data () {
    return {
      dashArray: Math.PI * 100
    }
  },
  computed: {
    dashOffset () {
      return (1 - this.percent) * this.dashArray
    }
  }
}
</script>

<style lang="less" scoped>
  @import "~common/css/variable";
  .progress-circle {
    position: relative;
    circle {
      stroke-width: 8px;
      transform-origin: center;
      &.progress-background {
        transform: scale(0.9);
        stroke: @color-theme-d;
      }
      &.progress-bar {
        transform: scale(0.9) rotate(-90deg);
        stroke: @color-theme;
      }
    }
  }
</style>
